<template>
	<view>
		<!-- 轮播图 -->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
			<swiper-item v-for="(item, i) in swiperList" :key="i">
				<!-- 改造前 -->
				<!-- <view class="swiper-item">
					<image :src="item.image_src"></image>
				</view> -->

				<!-- 使用navigator导航组件，动态绑定url属性 -->
				<navigator class="swiper-item" :url="`/subpkg/goods_detail/goods_detail?goods_id=${item.goods_id}`">
					<image :src="item.image_src"></image>
				</navigator>
			</swiper-item>
		</swiper>

		<!-- 分类导航 -->
		<view class="nav-list">
			<view class="nav-item" v-for="(item, i) in navList" :key="i" @click="handleNavClick(item)">
				<image class="nav-img" :src="item.image_src"></image>
			</view>
		</view>

		<!-- 楼层区域 -->
		<view class="floor-list">
			<!-- 楼层选项 -->
			<view class="floor-item" v-for="(item, i) in floorList" :key="i">
				<!-- 标题 -->
				<image class="floor-title" :src="item.floor_title.image_src"></image>
				<!-- 卡片 -->
				<view class="floor-img-box">
					<!-- 左侧主题 -->
					<navigator class="left" :url="item.product_list[0].url">
						<image mode="widthFix" :style="{width: `${item.product_list[0].image_width}rpx`}" :src="item.product_list[0].image_src"></image>
					</navigator>
					<!-- 右侧小卡片  -->
					<view class="right">
						<navigator class="right-img-item" v-for="(mini, idx) in item.product_list" :key="idx" :url="mini.url">
							<image mode="widthFix" v-if="idx !== 0" :style="{width: `${mini.image_width}rpx`}" :src="mini.image_src"></image>
						</navigator>
					</view>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
import { getSwiperData, getCateNavData, getFloorData } from '../../api/home.js';
export default {
	data() {
		return {
			swiperList: [],
			// 分类导航数据
			navList: [],
			// 楼层数据
			floorList: []
		};
	},
	onLoad() {
		this.getSwiperList();
		this.getNavList();
		this.getFloorList();
	},
	methods: {
		handleNavClick(item) {
			if (item.name === '分类') {
				uni.switchTab({
					url: '/pages/cate/cate'
				});
			}
		},
		async getSwiperList() {
			const { data: res } = await getSwiperData();
			if (res.meta.status !== 200) return uni.$showMsg();
			this.swiperList = res.message;
		},
		async getNavList() {
			const { data: res } = await getCateNavData();
			if (res.meta.status !== 200) return uni.$showMsg();
			this.navList = res.message;
		},
		async getFloorList() {
			const { data: res } = await getFloorData();
			if (res.meta.status !== 200) return uni.$showMsg();
			res.message.forEach(floor => {
				floor.product_list.forEach(prod => {
					prod.url = `/subpkg/goods_list/goods_list?${prod.navigator_url.split('?')[1]}`
				})
			})
			this.floorList = res.message;
		}
	}
};
</script>

<style lang="scss">
swiper {
	height: 330rpx;
	.swiper-item,
	image {
		width: 100%;
		height: 100%;
	}
}

.nav-list {
	display: flex;
	justify-content: space-around;
	margin: 15px 0;

	.nav-img {
		width: 128rpx;
		height: 148rpx;
	}
}

.floor-list {
	.floor-title {
		display: flex;
		height: 60rpx;
		width: 100%;
	}
	
	.floor-img-box {
		display: flex;
		padding-left: 10rpx;
		.right {
			display: flex;
			flex-wrap: wrap;
			justify-content: space-around;
		}
	}
}
</style>
